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New Hampshire: dui penalties

First-offense DUI penalties: jail, fines, license suspension, ignition interlock, how long priors count, and when a DUI becomes a felony.

From a statute-cited table
Jail (1st offense)None mandatory
Fine$500-$1,200
License suspension9 months (90 days with program)
Ignition interlockJudge decides
How long priors count10 years
When it becomes a felony4th offense

After an arrest, the deadline to ask for a license (DMV) hearing is short, often 7 to 30 days. Check the notice you were given.

General information only, not legal, insurance or financial advice. Not affiliated with any government agency. Exceptions can apply. Confirm with the state agency, the court or a licensed professional in New Hampshire.

Also for New Hampshire: Divorce rules by state in New Hampshire · Workers' comp deadlines in New Hampshire · Small estate limits in New Hampshire · Small claims limits in New Hampshire · Homestead exemptions in New Hampshire

How we checked this

Figures come from a statute-compiled 50-state table cross-checked against Nolo, NCSL, MADD and IIHS data, with conflicts re-checked in June 2026. Last checked: November 12, 2026. Laws change; confirm with the state agency or a licensed professional before acting.

Cross-checked sources agree   Checked on official source confirmed on a government, court or legislature site   From a statute-cited table one detailed source   Under review sources disagree; read the note and the law.